rename codecs_cmp() to codecs_same()

The name 'cmp' implies a return value of -1, 0, 1 to indicate smaller, match or
larger. Since this function returns bool, it should not be named with 'cmp'.

Change-Id: I2d41b1a32300e295551e85d3f9ab82dd2b0e86b8
1 file changed